Verified65% confidenceFactExact time
iMessage is built on Apple's APNS (Apple Push Notification Service) and uses an end-to-end encryption scheme combining elliptic curve cryptography (ECDH) and AES-128.
3
Sources
65%
Confidence
Long-term
Relevance
7/12/2026
First Seen
Sources
Related Claims
UnverifiediMessage is built on Apple's APNS (Apple Push Notification Service), which was launched in 2009.76% similarUnverifiedApple's Find My uses an end-to-end encrypted crowdsourced network architecture, transmitting encrypted location beacons to nearby Apple devices via Bluetooth Low Energy (BLE).76% similarUnverifiedApple launched the iMessage Contact Key Verification feature in late 2023, which verifies the device keys of communication counterparts based on the Key Transparency protocol.76% similarUnverifiedApple has promised to encrypt OCSP requests and provide a user opt-out mechanism in future versions.74% similarUnverified苹果Find My网络采用基于椭圆曲线密码学（ECC）的滚动密钥方案，每隔15分钟广播密钥自动轮换，保护用户隐私71% similar
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